Sony STR-KM5500 Exploded Views
Section 7: Exploded Views
This section provides detailed exploded views of the Sony STR-KM5500 audio system, illustrating the arrangement of various components for service and identification purposes.
General Notes:
- Parts marked with '-XX' and '-X' may have slight differences from the original but are standardized.
- Items marked with '*' are not stocked as they are seldom required for routine service. Anticipate a delay when ordering these items.
- Mechanical parts without reference numbers in the exploded views are not supplied.
- Color indications for appearance parts are provided as examples, such as KNOB, BALANCE (WHITE) and (RED).
- Abbreviations indicate regional models: AR (Argentina), E51 (Chilean and Peruvian), EA (Saudi Arabia), MY (Malaysia), SAF (South African), SP (Singapore).
- Components marked with a circle or dotted line are critical for safety and should only be replaced with the specified part number.
7-1. CASE
This view shows the external casing and main internal chassis components of the STR-KM5500.
Key Components Illustrated:
- 1: Main chassis component.
- 2: Outer case component.
- Front Panel Section: Depicts the front assembly, including knobs and controls.
- Chassis Section: Shows the internal structure and mounting points.
- Back Panel Section: Illustrates the rear panel connections and components.
- Note: Some parts, like the 'LOCK board', are not supplied.
7-2. FRONT PANEL SECTION
This exploded view details the components of the front panel assembly.
Key Components Illustrated:
- 51: Main front panel board.
- 52: Front panel housing.
- 53: Knobs (e.g., supplied with RV101, RV102).
- 54: Various mounting brackets and supports.
- 55: Front panel connector.
- 56: Internal wiring or flex cables.
- 57: Front panel trim or bezel.
- Notes: Components like the 'POWER KEY board', 'HEADPHONE board', and 'HP SUPPORT board' are not supplied.
7-3. BACK PANEL SECTION
This view illustrates the components mounted on or connected to the back panel.
Key Components Illustrated:
- 101: Main back panel board.
- 102: Rear connector panel.
- 103: Power supply or AC input module.
- 104: Various connectors and terminals.
- 105: Fuse holder or terminal block.
- 106: Fuse.
- 107: AC power socket.
- F901, F902: Specific fuses or components, noted as not supplied for certain models.
- Notes: The 'AC SELECT board' and 'VIDEO STANDBY SUPPLY board' are not supplied. If a connector or FFC is replaced, it must be installed in the same form as the original.
7-4. CHASSIS SECTION
This section shows the internal chassis layout and major electronic components.
Key Components Illustrated:
- 151: Main circuit board with various integrated circuits (Q603, Q604, Q653, Q654, Q703, Q704, Q753, Q754, Q803, Q804) and other components (C603, C604, etc.).
- 152: Heat sink or chassis mounting bracket.
- 153: Internal shielding or cover.
- 154: Chassis frame or base.
- 155: Transformer or power module.
- T901: Transformer.
- Notes: Some components are marked as 'not supplied'.
